OE Quality
60-Day Returns

Rancho RS999384 Shock Absorber - Rear
Overview of Rancho RS9000XL Suspension Shock Absorber
The Rancho RS9000XL Suspension Shock Absorber (Part Number RS999384) is engineered for Ford F-150 trucks requiring reliable suspension performance. Designed to enhance ride quality and handling, this shock absorber features specific mounting configurations and protective components tailored for the Ford F-150.
- Compatible with Ford F-150 models
- Compressed length: 17.64 inches
- Extended length: 28.55 inches
- Travel length: 10.91 inches
- Includes dust shield for added durability
- Extended bumper stop included
- Upper and lower mounting: Loop bushing & sleeve mount (1/2" sleeve ID x 1.5/8" sleeve OAL)
- Reserve tube diameter: 2.38 inches
Detailed Product Features and Specifications
The RS999384 shock absorber from Rancho’s RS9000XL line is designed with precise dimensions to fit Ford F-150 suspension systems. It has a compressed length of 17.64 inches and an extended length of 28.55 inches, providing a travel length of 10.91 inches to accommodate suspension movement. The shock includes a dust shield to protect internal components from debris and an extended bumper stop to prevent damage during compression. Both upper and lower mounts use loop bushing and sleeve mounts with a 1/2 inch sleeve inner diameter and 1.5/8 inch outer length, ensuring secure attachment and compatibility with the Ford F-150 chassis. The reserve tube diameter measures 2.38 inches, contributing to the shock’s durability and performance under load.
About the Rancho RS9000XL Product Line
The RS9000XL series by Rancho offers adjustable shock absorbers designed for a range of vehicles, including trucks like the Ford F-150. This product line focuses on providing customizable damping settings to suit different driving conditions and load requirements. The RS999384 shock absorber is part of this line, delivering reliable suspension control with features such as extended bumper stops and dust shields to enhance longevity and performance.
Applications and Problem Solving
- Improves ride comfort and handling on Ford F-150 trucks
- Reduces suspension bottoming with extended bumper stops
- Protects shock internals from dust and debris with included dust shield
- Maintains proper suspension travel and control with precise length specifications
- Ensures secure mounting with loop bushing and sleeve mounts
Installation Notes and Tips
- Verify compatibility with your specific Ford F-150 model before installation
- Ensure mounting points match the loop bushing and sleeve mount dimensions (1/2" ID x 1.5/8" OAL)
- Inspect existing suspension components for wear before replacing shocks
- Use proper tools to avoid damage to mounting bushings during installation
Quality Assurance and Warranty
Rancho RS9000XL shock absorbers are manufactured to meet OEM standards for durability and performance. The RS999384 part undergoes quality control to ensure consistent operation under typical driving conditions. Warranty information should be confirmed with the manufacturer or authorized distributor to understand coverage specifics.
| Brand | Rancho |
|---|---|
| Part Number | RS999384 |
| Position | RS9000XL, Rear |
| Compressed Bumper Stop | No |
| Compressed Length | 17.64 |
| Dust Shield Included | Yes |
| Extended Bumper Stop | Yes |
| Extended Hydraulic Lockout | No |
| Extended Length | 28.55 |
| Lower Mounting Code | LS39 |
| Lower Mounting Description | Loop Bushing & Sleeve Mount - 1/2" Sleeve ID X 1.5/8" Sleeve OAL |
| Parts Pack | None |
| Reserve Tube Diameter | 2.38 |
| Travel Length | 10.91 |
| Upper Mounting Code | LS39 |
| Upper Mounting Description | Loop Bushing & Sleeve Mount - 1/2" Sleeve ID X 1.5/8" Sleeve OAL |
This part fits 45 vehicles. Search below:
| Year | Make | Model | Submodel | Drive Type | Position | Notes |
|---|---|---|---|---|---|---|
| 2014 | Ford | F-150 | FX4 | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2014 | Ford | F-150 | Limited | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2014 | Ford | F-150 | Platinum | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2014 | Ford | F-150 | STX | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2014 | Ford | F-150 | XL | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2014 | Ford | F-150 | XLT | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2014 | Ford | F-150 | King Ranch | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2014 | Ford | F-150 | Lariat | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2013 | Ford | F-150 | FX4 | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2013 | Ford | F-150 | Limited | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2013 | Ford | F-150 | Platinum | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2013 | Ford | F-150 | STX | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2013 | Ford | F-150 | XL | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2013 | Ford | F-150 | XLT | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2013 | Ford | F-150 | King Ranch | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2013 | Ford | F-150 | Lariat | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2012 | Ford | F-150 | FX4 | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2012 | Ford | F-150 | Platinum | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2012 | Ford | F-150 | STX | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2012 | Ford | F-150 | XL | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2012 | Ford | F-150 | XLT | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2012 | Ford | F-150 | King Ranch | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2012 | Ford | F-150 | Lariat | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2011 | Ford | F-150 | FX4 | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2011 | Ford | F-150 | Platinum | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2011 | Ford | F-150 | STX | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2011 | Ford | F-150 | XL | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2011 | Ford | F-150 | XLT | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2011 | Ford | F-150 | King Ranch | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2011 | Ford | F-150 | Lariat | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2011 | Ford | F-150 | Lariat Limited | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2010 | Ford | F-150 | FX4 | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2010 | Ford | F-150 | Platinum | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2010 | Ford | F-150 | STX | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2010 | Ford | F-150 | XL | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2010 | Ford | F-150 | XLT | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2010 | Ford | F-150 | King Ranch | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2010 | Ford | F-150 | Lariat | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2009 | Ford | F-150 | FX4 | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2009 | Ford | F-150 | Platinum | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2009 | Ford | F-150 | STX | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2009 | Ford | F-150 | XL | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2009 | Ford | F-150 | XLT | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2009 | Ford | F-150 | King Ranch | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
| 2009 | Ford | F-150 | Lariat | 4WD | Rear | Rear Shock Absorber for 0 inch raised height.; RS9000XL |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.